Chemistry _ Chapter 04

 

Lec 01 _ Periodic table characteristics, determination , exception _29.03.21

Lec 02 _ Atomic size, ionization energy, electron affinity_3.4.21 

lec 03 _Background of periodic table_05.04.21

Lec 04 _Metalic, non metallic , electronegativity_ 10.04.21

Lec 05_elecronegativity, Various name, Advantages_ 14.04.21 

uuuu